<script setup>

import {ref, getCurrentInstance, onMounted, reactive,nextTick} from "vue";
import {ElMessage, ElMessageBox} from "element-plus";
const tableData =ref([])
const {proxy}=getCurrentInstance()
const getUserData = async() => {
  let data=await proxy.$api.getUserData(config)
  tableData.value=data.list.map(item=>({
    ...item,
    sexlabel:item.sex===1 ?"男" : "女"
  }))
  config.total=data.count
}
const tableLabel=reactive([
  {
    prop:"name",
    label:"姓名",
  },
  {
    prop:"age",
    label:"年龄",
  },
  {
    prop:"sexlabel",
    label:"性别",
  },
  {
    prop:"birth",
    label:"出生日期",
    width:200,
  },
  {
    prop:"addr",
    label:"地址",
    width:400,
  },
])
const formInline=reactive({
  keyword:""
})
const config=reactive({
  name:"",
  total:0,
  page:1
})
const handeleSearch = () => {
  config.name=formInline.keyword
  getUserData()
}
const handleChange = (page) => {
  config.page=page
  getUserData()
}
const handleDelete = (val) => {
  ElMessageBox.confirm("你确定要删除吗",{
    confirmButtonText:"确定",  cancelButtonText: '取消',
  }).then(async ()=>{
    await proxy.$api.deleteUser({id:val.id})
    ElMessage({
      showClose:true,
      message:"删除成功",
      type:'success'
    })
    getUserData()
  })
}
// diago
const action=ref("add")
const dialogVisible=ref(false)
const formUser=reactive({
  sex:"男"
})
const rules = reactive({
  name: [{ required: true, message: "姓名是必填项", trigger: "blur" }],
  age: [
    { required: true, message: "年龄是必填项", trigger: "blur" },
    { type: "number", message: "年龄必须是数字" },
  ],
  sex: [{ required: true, message: "性别是必选项", trigger: "change" }],
  birth: [{ required: true, message: "出生日期是必选项" }],
  addr:[{ required: true, message: '地址是必填项' }]
})
const handleAdd = () => {
  action.value="add"
  //打开对话窗
  dialogVisible.value=true
}

//对话框右上角的关闭事件
const handleClose = () => {
  //获取到表单dom，执行resetFields重置表单
  proxy.$refs["userForm"].resetFields()
  //关闭对话框
  dialogVisible.value=false
}

//对话框右下角的取消事件
const handleCancel = () => {
  proxy.$refs["userForm"].resetFields()
  dialogVisible.value=false
}
const timeFormat = (time) => {

  var time = new Date(time);
  var year = time.getFullYear();
  var month = time.getMonth() + 1;
  var date = time.getDate();
  function add(m) {
    return m < 10 ? "0" + m : m;
  }
  return year + "-" + add(month) + "-" + add(date);
}

const onSubmit = () => {
  //执行userForm表单的validate进行规则校验，传入一个回调函数，回调函数会接受到一个是否校验通过的变量
  proxy.$refs["userForm"].validate(async (valid)=>
  {
    //如果校验成功
    if (valid) {
      //res用于接收添加用户或者编辑用户接口的返回值
      let res=null
      //这里无论是新增或者是编辑，我们都要对这个日期进行一个格式化
      //如果不是1997-01-02这种格式，使用timeFormat方法进行格式化
      formUser.birth=/^\d{4}-\d{2}-\d{2}$/.test(formUser.birth) ? formUser.birth : timeFormat(formUser.birth)
      //如果当前的操作是新增，则调用新增接口
      if (action.value === "add") {

        res = await proxy.$api.addUser(formUser);
        console.log(res)
      }else if(action.value === "edit"){
        res = await proxy.$api.editUser(formUser)
      }
      //如果接口调用成功
      if(res){
        //关闭对话框，重置表单，重新请求用户数据
        dialogVisible.value = false;
        proxy.$refs["userForm"].resetFields()
        getUserData()
      }

      //如果校验失败
    }else {
      ElMessage({
        showClose: true,
        message: "请输入正确的内容",
        type: "error",
      })
    }

  })
}
const handleEdit =  (val) => {
  action.value="edit"
  dialogVisible.value=true
  nextTick(()=>{
    //因为在第一次显示弹窗的时候form组件没有加载出来，如果直接对formUser赋值，这个值会作为form表单的初始值
    //所以使用nextTick，赋值的操作在一个微任务中，这样就可以避免在from表单加载之前赋值

    Object.assign(formUser,{...val,sex:""+val.sex})
    //这里需要改变sex数据类型，是因为el-option的value有类型的校验
  })
}
onMounted(()=>{
  getUserData()
})
</script>

<template>
  <div class="user-header">
    <el-form :inline="true" :model="formInline">
      <el-form-item label="请输入">
        <el-input placeholder="请输入用户名" v-model="formInline.keyword">
        </el-input>
      </el-form-item>
      <el-form-item >
        <el-button type="primary" @click="handeleSearch">搜索</el-button>
      </el-form-item>

    </el-form>
    <el-button type="primary" @click="handleAdd">新增</el-button>
  </div>
  <div class="table">
    <el-table :data="tableData" style="width: 100%">
      <el-table-column v-for="item in tableLabel" :key="item.prop" :width="item.width ? item.width:125" :prop="item.prop" :label="item.label"/>
      <el-table-column fixed="right" label="操作" min-width="120">
        <template #="scope">
          <el-button  type="primary" size="small" @click="handleEdit(scope.row)">编辑</el-button>
          <el-button  type="danger" size="small" @click="handleDelete(scope.row)">删除</el-button>
        </template>
      </el-table-column>
    </el-table>
    <el-pagination  class="page" background layout="prev, pager, next" :total="config.total" size="small" @current-change	='handleChange'/>
  </div>
  <el-dialog

      v-model="dialogVisible"
      :title="action == 'add' ? '新增用户' : '编辑用户'"
      width="35%"
      :before-close="handleClose"
  >
    <!--需要注意的是设置了:inline="true"，
 会对el-select的样式造成影响，我们通过给他设置一个class=select-clearn
 在css进行处理-->
    <el-form :inline="true"  :model="formUser" :rules="rules" ref="userForm">
      <el-row>
        <el-col :span="12">
          <el-form-item label="姓名" prop="name">
            <el-input v-model="formUser.name" placeholder="请输入姓名" />
          </el-form-item>
        </el-col>
        <el-col :span="12">
          <el-form-item label="年龄" prop="age">
            <el-input v-model.number="formUser.age" placeholder="请输入年龄" />
          </el-form-item>
        </el-col>
      </el-row>
      <el-row>
        <el-col :span="12">
          <el-form-item class="select-clearn" label="性别" prop="sex">
            <el-select  v-model="formUser.sex" placeholder="请选择">
              <el-option label="男" value="1" />
              <el-option label="女" value="0" />
            </el-select>
          </el-form-item>
        </el-col>
        <el-col :span="12">
          <el-form-item label="出生日期" prop="birth">
            <el-date-picker
                v-model="formUser.birth"
                type="date"
                placeholder="请输入"
                style="width: 100%"
            />
          </el-form-item>
        </el-col>
      </el-row>
      <el-row>
        <el-form-item
            label="地址"
            prop="addr"
        >
          <el-input v-model="formUser.addr" placeholder="请输入地址" />
        </el-form-item>
      </el-row>
      <el-row style="justify-content: flex-end">
        <el-form-item>
          <el-button type="primary" @click="handleCancel">取消</el-button>
          <el-button type="primary" @click="onSubmit">确定</el-button>
        </el-form-item>
      </el-row>
    </el-form>
  </el-dialog>
</template>

<style scoped lang="less">
.user-header{
  display: flex;
  justify-content: space-between;
}
.table{
  position: relative;
  height: 520px;
  .page{
    position: absolute;
    right: 10px;
    bottom: 30px;
  }
  .el-table{
    width: 100%;
    height: 500px;
  }
}
.select-clearn{
  display: flex;
  width: 225px;
}
</style>